254 search results - page 15 / 51 » On the Limitations of Provenance for Queries With Difference |
JSW
2007
13 years 7 months ago
2007
Abstract— In highly open systems like the Internet, attributebased access control (ABAC) has proven its appropriateness. This is reflected in the utilization of ABAC in authenti...
EUROPAR
2009
Springer
14 years 2 months ago
2009
Springer
Abstract In this paper, we focus on the problem of scheduling batches of identical task graphs on a heterogeneous platform, when the task graph consists in a tree. We rely on stead...
IJCAI
2007
13 years 9 months ago
2007
A local spatial context is an area currently under consideration in a spatial reasoning process. The boundary between this area and the surrounding space together with the spatial...
MIDDLEWARE
2007
Springer
14 years 1 months ago
2007
Springer
GloServ is a global service discovery system which aggregates different types of services in a globally distributed network. It improves on current service discovery systems by sc...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...